--- /dev/null
+/*
+ * This driver supports the analog controls for the internal codec
+ * found in Allwinner's A31s, A23, A33 and H3 SoCs.
+ *
+ * Copyright 2016 Chen-Yu Tsai <wens@csie.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ */
+
+#include <linux/io.h>
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/of.h>
+#include <linux/of_device.h>
+#include <linux/platform_device.h>
+#include <linux/regmap.h>
+
+#include <sound/soc.h>
+#include <sound/soc-dapm.h>
+#include <sound/tlv.h>
+
+/* Codec analog control register offsets and bit fields */
+#define SUN8I_ADDA_HP_VOLC 0x00
+#define SUN8I_ADDA_HP_VOLC_PA_CLK_GATE 7
+#define SUN8I_ADDA_HP_VOLC_HP_VOL 0
+#define SUN8I_ADDA_LOMIXSC 0x01
+#define SUN8I_ADDA_LOMIXSC_MIC1 6
+#define SUN8I_ADDA_LOMIXSC_MIC2 5
+#define SUN8I_ADDA_LOMIXSC_PHONE 4
+#define SUN8I_ADDA_LOMIXSC_PHONEN 3
+#define SUN8I_ADDA_LOMIXSC_LINEINL 2
+#define SUN8I_ADDA_LOMIXSC_DACL 1
+#define SUN8I_ADDA_LOMIXSC_DACR 0
+#define SUN8I_ADDA_ROMIXSC 0x02
+#define SUN8I_ADDA_ROMIXSC_MIC1 6
+#define SUN8I_ADDA_ROMIXSC_MIC2 5
+#define SUN8I_ADDA_ROMIXSC_PHONE 4
+#define SUN8I_ADDA_ROMIXSC_PHONEP 3
+#define SUN8I_ADDA_ROMIXSC_LINEINR 2
+#define SUN8I_ADDA_ROMIXSC_DACR 1
+#define SUN8I_ADDA_ROMIXSC_DACL 0
+#define SUN8I_ADDA_DAC_PA_SRC 0x03
+#define SUN8I_ADDA_DAC_PA_SRC_DACAREN 7
+#define SUN8I_ADDA_DAC_PA_SRC_DACALEN 6
+#define SUN8I_ADDA_DAC_PA_SRC_RMIXEN 5
+#define SUN8I_ADDA_DAC_PA_SRC_LMIXEN 4
+#define SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE 3
+#define SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE 2
+#define SUN8I_ADDA_DAC_PA_SRC_RHPIS 1
+#define SUN8I_ADDA_DAC_PA_SRC_LHPIS 0
+#define SUN8I_ADDA_PHONEIN_GCTRL 0x04
+#define SUN8I_ADDA_PHONEIN_GCTRL_PHONEPG 4
+#define SUN8I_ADDA_PHONEIN_GCTRL_PHONENG 0
+#define SUN8I_ADDA_LINEIN_GCTRL 0x05
+#define SUN8I_ADDA_LINEIN_GCTRL_LINEING 4
+#define SUN8I_ADDA_LINEIN_GCTRL_PHONEG 0
+#define SUN8I_ADDA_MICIN_GCTRL 0x06
+#define SUN8I_ADDA_MICIN_GCTRL_MIC1G 4
+#define SUN8I_ADDA_MICIN_GCTRL_MIC2G 0
+#define SUN8I_ADDA_PAEN_HP_CTRL 0x07
+#define SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN 7
+#define SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN 7 /* H3 specific */
+#define SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC 5
+#define SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN 4
+#define SUN8I_ADDA_PAEN_HP_CTRL_PA_ANTI_POP_CTRL 2
+#define SUN8I_ADDA_PAEN_HP_CTRL_LTRNMUTE 1
+#define SUN8I_ADDA_PAEN_HP_CTRL_RTLNMUTE 0
+#define SUN8I_ADDA_PHONEOUT_CTRL 0x08
+#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTG 5
+#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUTEN 4
+#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC1 3
+#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_MIC2 2
+#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_RMIX 1
+#define SUN8I_ADDA_PHONEOUT_CTRL_PHONEOUT_LMIX 0
+#define SUN8I_ADDA_PHONE_GAIN_CTRL 0x09
+#define SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL 3
+#define SUN8I_ADDA_PHONE_GAIN_CTRL_PHONEPREG 0
+#define SUN8I_ADDA_MIC2G_CTRL 0x0a
+#define SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN 7
+#define SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST 4
+#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN 3
+#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN 2
+#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC 1
+#define SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC 0
+#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL 0x0b
+#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN 7
+#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN 6
+#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIAS_MODE 5
+#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN 3
+#define SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST 0
+#define SUN8I_ADDA_LADCMIXSC 0x0c
+#define SUN8I_ADDA_LADCMIXSC_MIC1 6
+#define SUN8I_ADDA_LADCMIXSC_MIC2 5
+#define SUN8I_ADDA_LADCMIXSC_PHONE 4
+#define SUN8I_ADDA_LADCMIXSC_PHONEN 3
+#define SUN8I_ADDA_LADCMIXSC_LINEINL 2
+#define SUN8I_ADDA_LADCMIXSC_OMIXRL 1
+#define SUN8I_ADDA_LADCMIXSC_OMIXRR 0
+#define SUN8I_ADDA_RADCMIXSC 0x0d
+#define SUN8I_ADDA_RADCMIXSC_MIC1 6
+#define SUN8I_ADDA_RADCMIXSC_MIC2 5
+#define SUN8I_ADDA_RADCMIXSC_PHONE 4
+#define SUN8I_ADDA_RADCMIXSC_PHONEP 3
+#define SUN8I_ADDA_RADCMIXSC_LINEINR 2
+#define SUN8I_ADDA_RADCMIXSC_OMIXR 1
+#define SUN8I_ADDA_RADCMIXSC_OMIXL 0
+#define SUN8I_ADDA_RES 0x0e
+#define SUN8I_ADDA_RES_MMICBIAS_SEL 4
+#define SUN8I_ADDA_RES_PA_ANTI_POP_CTRL 0
+#define SUN8I_ADDA_ADC_AP_EN 0x0f
+#define SUN8I_ADDA_ADC_AP_EN_ADCREN 7
+#define SUN8I_ADDA_ADC_AP_EN_ADCLEN 6
+#define SUN8I_ADDA_ADC_AP_EN_ADCG 0
+
+/* Analog control register access bits */
+#define ADDA_PR 0x0 /* PRCM base + 0x1c0 */
+#define ADDA_PR_RESET BIT(28)
+#define ADDA_PR_WRITE BIT(24)
+#define ADDA_PR_ADDR_SHIFT 16
+#define ADDA_PR_ADDR_MASK GENMASK(4, 0)
+#define ADDA_PR_DATA_IN_SHIFT 8
+#define ADDA_PR_DATA_IN_MASK GENMASK(7, 0)
+#define ADDA_PR_DATA_OUT_SHIFT 0
+#define ADDA_PR_DATA_OUT_MASK GENMASK(7, 0)
+
+/* regmap access bits */
+static int adda_reg_read(void *context, unsigned int reg, unsigned int *val)
+{
+ void __iomem *base = (void __iomem *)context;
+ u32 tmp;
+
+ /* De-assert reset */
+ writel(readl(base) | ADDA_PR_RESET, base);
+
+ /* Clear write bit */
+ writel(readl(base) & ~ADDA_PR_WRITE, base);
+
+ /* Set register address */
+ tmp = readl(base);
+ tmp &= ~(ADDA_PR_ADDR_MASK << ADDA_PR_ADDR_SHIFT);
+ tmp |= (reg & ADDA_PR_ADDR_MASK) << ADDA_PR_ADDR_SHIFT;
+ writel(tmp, base);
+
+ /* Read back value */
+ *val = readl(base) & ADDA_PR_DATA_OUT_MASK;
+
+ return 0;
+}
+
+static int adda_reg_write(void *context, unsigned int reg, unsigned int val)
+{
+ void __iomem *base = (void __iomem *)context;
+ u32 tmp;
+
+ /* De-assert reset */
+ writel(readl(base) | ADDA_PR_RESET, base);
+
+ /* Set register address */
+ tmp = readl(base);
+ tmp &= ~(ADDA_PR_ADDR_MASK << ADDA_PR_ADDR_SHIFT);
+ tmp |= (reg & ADDA_PR_ADDR_MASK) << ADDA_PR_ADDR_SHIFT;
+ writel(tmp, base);
+
+ /* Set data to write */
+ tmp = readl(base);
+ tmp &= ~(ADDA_PR_DATA_IN_MASK << ADDA_PR_DATA_IN_SHIFT);
+ tmp |= (val & ADDA_PR_DATA_IN_MASK) << ADDA_PR_DATA_IN_SHIFT;
+ writel(tmp, base);
+
+ /* Set write bit to signal a write */
+ writel(readl(base) | ADDA_PR_WRITE, base);
+
+ /* Clear write bit */
+ writel(readl(base) & ~ADDA_PR_WRITE, base);
+
+ return 0;
+}
+
+static const struct regmap_config adda_pr_regmap_cfg = {
+ .name = "adda-pr",
+ .reg_bits = 5,
+ .reg_stride = 1,
+ .val_bits = 8,
+ .reg_read = adda_reg_read,
+ .reg_write = adda_reg_write,
+ .fast_io = true,
+ .max_register = 24,
+};
+
+/* mixer controls */
+static const struct snd_kcontrol_new sun8i_codec_mixer_controls[] = {
+ SOC_DAPM_DOUBLE_R("DAC Playback Switch",
+ SUN8I_ADDA_LOMIXSC,
+ SUN8I_ADDA_ROMIXSC,
+ SUN8I_ADDA_LOMIXSC_DACL, 1, 0),
+ SOC_DAPM_DOUBLE_R("DAC Reversed Playback Switch",
+ SUN8I_ADDA_LOMIXSC,
+ SUN8I_ADDA_ROMIXSC,
+ SUN8I_ADDA_LOMIXSC_DACR, 1, 0),
+ SOC_DAPM_DOUBLE_R("Line In Playback Switch",
+ SUN8I_ADDA_LOMIXSC,
+ SUN8I_ADDA_ROMIXSC,
+ SUN8I_ADDA_LOMIXSC_LINEINL, 1, 0),
+ SOC_DAPM_DOUBLE_R("Mic1 Playback Switch",
+ SUN8I_ADDA_LOMIXSC,
+ SUN8I_ADDA_ROMIXSC,
+ SUN8I_ADDA_LOMIXSC_MIC1, 1, 0),
+ SOC_DAPM_DOUBLE_R("Mic2 Playback Switch",
+ SUN8I_ADDA_LOMIXSC,
+ SUN8I_ADDA_ROMIXSC,
+ SUN8I_ADDA_LOMIXSC_MIC2, 1, 0),
+};
+
+/* ADC mixer controls */
+static const struct snd_kcontrol_new sun8i_codec_adc_mixer_controls[] = {
+ SOC_DAPM_DOUBLE_R("Mixer Capture Switch",
+ SUN8I_ADDA_LADCMIXSC,
+ SUN8I_ADDA_RADCMIXSC,
+ SUN8I_ADDA_LADCMIXSC_OMIXRL, 1, 0),
+ SOC_DAPM_DOUBLE_R("Mixer Reversed Capture Switch",
+ SUN8I_ADDA_LADCMIXSC,
+ SUN8I_ADDA_RADCMIXSC,
+ SUN8I_ADDA_LADCMIXSC_OMIXRR, 1, 0),
+ SOC_DAPM_DOUBLE_R("Line In Capture Switch",
+ SUN8I_ADDA_LADCMIXSC,
+ SUN8I_ADDA_RADCMIXSC,
+ SUN8I_ADDA_LADCMIXSC_LINEINL, 1, 0),
+ SOC_DAPM_DOUBLE_R("Mic1 Capture Switch",
+ SUN8I_ADDA_LADCMIXSC,
+ SUN8I_ADDA_RADCMIXSC,
+ SUN8I_ADDA_LADCMIXSC_MIC1, 1, 0),
+ SOC_DAPM_DOUBLE_R("Mic2 Capture Switch",
+ SUN8I_ADDA_LADCMIXSC,
+ SUN8I_ADDA_RADCMIXSC,
+ SUN8I_ADDA_LADCMIXSC_MIC2, 1, 0),
+};
+
+/* volume / mute controls */
+static const DECLARE_TLV_DB_SCALE(sun8i_codec_out_mixer_pregain_scale,
+ -450, 150, 0);
+static const DECLARE_TLV_DB_RANGE(sun8i_codec_mic_gain_scale,
+ 0, 0, TLV_DB_SCALE_ITEM(0, 0, 0),
+ 1, 7, TLV_DB_SCALE_ITEM(2400, 300, 0),
+);
+
+static const struct snd_kcontrol_new sun8i_codec_common_controls[] = {
+ /* Mixer pre-gains */
+ SOC_SINGLE_TLV("Line In Playback Volume", SUN8I_ADDA_LINEIN_GCTRL,
+ SUN8I_ADDA_LINEIN_GCTRL_LINEING,
+ 0x7, 0, sun8i_codec_out_mixer_pregain_scale),
+ SOC_SINGLE_TLV("Mic1 Playback Volume", SUN8I_ADDA_MICIN_GCTRL,
+ SUN8I_ADDA_MICIN_GCTRL_MIC1G,
+ 0x7, 0, sun8i_codec_out_mixer_pregain_scale),
+ SOC_SINGLE_TLV("Mic2 Playback Volume",
+ SUN8I_ADDA_MICIN_GCTRL, SUN8I_ADDA_MICIN_GCTRL_MIC2G,
+ 0x7, 0, sun8i_codec_out_mixer_pregain_scale),
+
+ /* Microphone Amp boost gains */
+ SOC_SINGLE_TLV("Mic1 Boost Volume", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
+ SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1BOOST, 0x7, 0,
+ sun8i_codec_mic_gain_scale),
+ SOC_SINGLE_TLV("Mic2 Boost Volume", SUN8I_ADDA_MIC2G_CTRL,
+ SUN8I_ADDA_MIC2G_CTRL_MIC2BOOST, 0x7, 0,
+ sun8i_codec_mic_gain_scale),
+
+ /* ADC */
+ SOC_SINGLE_TLV("ADC Gain Capture Volume", SUN8I_ADDA_ADC_AP_EN,
+ SUN8I_ADDA_ADC_AP_EN_ADCG, 0x7, 0,
+ sun8i_codec_out_mixer_pregain_scale),
+};
+
+static const struct snd_soc_dapm_widget sun8i_codec_common_widgets[] = {
+ /* ADC */
+ SND_SOC_DAPM_ADC("Left ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
+ SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0),
+ SND_SOC_DAPM_ADC("Right ADC", NULL, SUN8I_ADDA_ADC_AP_EN,
+ SUN8I_ADDA_ADC_AP_EN_ADCREN, 0),
+
+ /* DAC */
+ SND_SOC_DAPM_DAC("Left DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
+ SUN8I_ADDA_DAC_PA_SRC_DACALEN, 0),
+ SND_SOC_DAPM_DAC("Right DAC", NULL, SUN8I_ADDA_DAC_PA_SRC,
+ SUN8I_ADDA_DAC_PA_SRC_DACAREN, 0),
+ /*
+ * Due to this component and the codec belonging to separate DAPM
+ * contexts, we need to manually link the above widgets to their
+ * stream widgets at the card level.
+ */
+
+ /* Line In */
+ SND_SOC_DAPM_INPUT("LINEIN"),
+
+ /* Microphone inputs */
+ SND_SOC_DAPM_INPUT("MIC1"),
+ SND_SOC_DAPM_INPUT("MIC2"),
+
+ /* Microphone Bias */
+ SND_SOC_DAPM_SUPPLY("MBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
+ SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MMICBIASEN,
+ 0, NULL, 0),
+
+ /* Mic input path */
+ SND_SOC_DAPM_PGA("Mic1 Amplifier", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
+ SUN8I_ADDA_MIC1G_MICBIAS_CTRL_MIC1AMPEN, 0, NULL, 0),
+ SND_SOC_DAPM_PGA("Mic2 Amplifier", SUN8I_ADDA_MIC2G_CTRL,
+ SUN8I_ADDA_MIC2G_CTRL_MIC2AMPEN, 0, NULL, 0),
+
+ /* Mixers */
+ SND_SOC_DAPM_MIXER("Left Mixer", SUN8I_ADDA_DAC_PA_SRC,
+ SUN8I_ADDA_DAC_PA_SRC_LMIXEN, 0,
+ sun8i_codec_mixer_controls,
+ ARRAY_SIZE(sun8i_codec_mixer_controls)),
+ SND_SOC_DAPM_MIXER("Right Mixer", SUN8I_ADDA_DAC_PA_SRC,
+ SUN8I_ADDA_DAC_PA_SRC_RMIXEN, 0,
+ sun8i_codec_mixer_controls,
+ ARRAY_SIZE(sun8i_codec_mixer_controls)),
+ SND_SOC_DAPM_MIXER("Left ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
+ SUN8I_ADDA_ADC_AP_EN_ADCLEN, 0,
+ sun8i_codec_adc_mixer_controls,
+ ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
+ SND_SOC_DAPM_MIXER("Right ADC Mixer", SUN8I_ADDA_ADC_AP_EN,
+ SUN8I_ADDA_ADC_AP_EN_ADCREN, 0,
+ sun8i_codec_adc_mixer_controls,
+ ARRAY_SIZE(sun8i_codec_adc_mixer_controls)),
+};
+
+static const struct snd_soc_dapm_route sun8i_codec_common_routes[] = {
+ /* Microphone Routes */
+ { "Mic1 Amplifier", NULL, "MIC1"},
+ { "Mic2 Amplifier", NULL, "MIC2"},
+
+ /* Left Mixer Routes */
+ { "Left Mixer", "DAC Playback Switch", "Left DAC" },
+ { "Left Mixer", "DAC Reversed Playback Switch", "Right DAC" },
+ { "Left Mixer", "Line In Playback Switch", "LINEIN" },
+ { "Left Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
+ { "Left Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
+
+ /* Right Mixer Routes */
+ { "Right Mixer", "DAC Playback Switch", "Right DAC" },
+ { "Right Mixer", "DAC Reversed Playback Switch", "Left DAC" },
+ { "Right Mixer", "Line In Playback Switch", "LINEIN" },
+ { "Right Mixer", "Mic1 Playback Switch", "Mic1 Amplifier" },
+ { "Right Mixer", "Mic2 Playback Switch", "Mic2 Amplifier" },
+
+ /* Left ADC Mixer Routes */
+ { "Left ADC Mixer", "Mixer Capture Switch", "Left Mixer" },
+ { "Left ADC Mixer", "Mixer Reversed Capture Switch", "Right Mixer" },
+ { "Left ADC Mixer", "Line In Capture Switch", "LINEIN" },
+ { "Left ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
+ { "Left ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
+
+ /* Right ADC Mixer Routes */
+ { "Right ADC Mixer", "Mixer Capture Switch", "Right Mixer" },
+ { "Right ADC Mixer", "Mixer Reversed Capture Switch", "Left Mixer" },
+ { "Right ADC Mixer", "Line In Capture Switch", "LINEIN" },
+ { "Right ADC Mixer", "Mic1 Capture Switch", "Mic1 Amplifier" },
+ { "Right ADC Mixer", "Mic2 Capture Switch", "Mic2 Amplifier" },
+
+ /* ADC Routes */
+ { "Left ADC", NULL, "Left ADC Mixer" },
+ { "Right ADC", NULL, "Right ADC Mixer" },
+};
+
+/* headphone specific controls, widgets, and routes */
+static const DECLARE_TLV_DB_SCALE(sun8i_codec_hp_vol_scale, -6300, 100, 1);
+static const struct snd_kcontrol_new sun8i_codec_headphone_controls[] = {
+ SOC_SINGLE_TLV("Headphone Playback Volume",
+ SUN8I_ADDA_HP_VOLC,
+ SUN8I_ADDA_HP_VOLC_HP_VOL, 0x3f, 0,
+ sun8i_codec_hp_vol_scale),
+ SOC_DOUBLE("Headphone Playback Switch",
+ SUN8I_ADDA_DAC_PA_SRC,
+ SUN8I_ADDA_DAC_PA_SRC_LHPPAMUTE,
+ SUN8I_ADDA_DAC_PA_SRC_RHPPAMUTE, 1, 0),
+};
+
+static const char * const sun8i_codec_hp_src_enum_text[] = {
+ "DAC", "Mixer",
+};
+
+static SOC_ENUM_DOUBLE_DECL(sun8i_codec_hp_src_enum,
+ SUN8I_ADDA_DAC_PA_SRC,
+ SUN8I_ADDA_DAC_PA_SRC_LHPIS,
+ SUN8I_ADDA_DAC_PA_SRC_RHPIS,
+ sun8i_codec_hp_src_enum_text);
+
+static const struct snd_kcontrol_new sun8i_codec_hp_src[] = {
+ SOC_DAPM_ENUM("Headphone Source Playback Route",
+ sun8i_codec_hp_src_enum),
+};
+
+static const struct snd_soc_dapm_widget sun8i_codec_headphone_widgets[] = {
+ SND_SOC_DAPM_MUX("Headphone Source Playback Route",
+ SND_SOC_NOPM, 0, 0, sun8i_codec_hp_src),
+ SND_SOC_DAPM_OUT_DRV("Headphone Amp", SUN8I_ADDA_PAEN_HP_CTRL,
+ SUN8I_ADDA_PAEN_HP_CTRL_HPPAEN, 0, NULL, 0),
+ SND_SOC_DAPM_SUPPLY("HPCOM Protection", SUN8I_ADDA_PAEN_HP_CTRL,
+ SUN8I_ADDA_PAEN_HP_CTRL_COMPTEN, 0, NULL, 0),
+ SND_SOC_DAPM_REG(snd_soc_dapm_supply, "HPCOM", SUN8I_ADDA_PAEN_HP_CTRL,
+ SUN8I_ADDA_PAEN_HP_CTRL_HPCOM_FC, 0x3, 0x3, 0),
+ SND_SOC_DAPM_OUTPUT("HP"),
+};
+
+static const struct snd_soc_dapm_route sun8i_codec_headphone_routes[] = {
+ { "Headphone Source Playback Route", "DAC", "Left DAC" },
+ { "Headphone Source Playback Route", "DAC", "Right DAC" },
+ { "Headphone Source Playback Route", "Mixer", "Left Mixer" },
+ { "Headphone Source Playback Route", "Mixer", "Right Mixer" },
+ { "Headphone Amp", NULL, "Headphone Source Playback Route" },
+ { "HPCOM", NULL, "HPCOM Protection" },
+ { "HP", NULL, "Headphone Amp" },
+};
+
+static int sun8i_codec_add_headphone(struct snd_soc_component *cmpnt)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
+ struct device *dev = cmpnt->dev;
+ int ret;
+
+ ret = snd_soc_add_component_controls(cmpnt,
+ sun8i_codec_headphone_controls,
+ ARRAY_SIZE(sun8i_codec_headphone_controls));
+ if (ret) {
+ dev_err(dev, "Failed to add Headphone controls: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_headphone_widgets,
+ ARRAY_SIZE(sun8i_codec_headphone_widgets));
+ if (ret) {
+ dev_err(dev, "Failed to add Headphone DAPM widgets: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_headphone_routes,
+ ARRAY_SIZE(sun8i_codec_headphone_routes));
+ if (ret) {
+ dev_err(dev, "Failed to add Headphone DAPM routes: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+/* hmic specific widget */
+static const struct snd_soc_dapm_widget sun8i_codec_hmic_widgets[] = {
+ SND_SOC_DAPM_SUPPLY("HBIAS", SUN8I_ADDA_MIC1G_MICBIAS_CTRL,
+ SUN8I_ADDA_MIC1G_MICBIAS_CTRL_HMICBIASEN,
+ 0, NULL, 0),
+};
+
+static int sun8i_codec_add_hmic(struct snd_soc_component *cmpnt)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
+ struct device *dev = cmpnt->dev;
+ int ret;
+
+ ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_hmic_widgets,
+ ARRAY_SIZE(sun8i_codec_hmic_widgets));
+ if (ret)
+ dev_err(dev, "Failed to add Mic3 DAPM widgets: %d\n", ret);
+
+ return ret;
+}
+
+/* line out specific controls, widgets and routes */
+static const DECLARE_TLV_DB_RANGE(sun8i_codec_lineout_vol_scale,
+ 0, 1, TLV_DB_SCALE_ITEM(TLV_DB_GAIN_MUTE, 0, 1),
+ 2, 31, TLV_DB_SCALE_ITEM(-4350, 150, 0),
+);
+static const struct snd_kcontrol_new sun8i_codec_lineout_controls[] = {
+ SOC_SINGLE_TLV("Line Out Playback Volume",
+ SUN8I_ADDA_PHONE_GAIN_CTRL,
+ SUN8I_ADDA_PHONE_GAIN_CTRL_LINEOUT_VOL, 0x1f, 0,
+ sun8i_codec_lineout_vol_scale),
+ SOC_DOUBLE("Line Out Playback Switch",
+ SUN8I_ADDA_MIC2G_CTRL,
+ SUN8I_ADDA_MIC2G_CTRL_LINEOUTLEN,
+ SUN8I_ADDA_MIC2G_CTRL_LINEOUTREN, 1, 0),
+};
+
+static const char * const sun8i_codec_lineout_src_enum_text[] = {
+ "Stereo", "Mono Differential",
+};
+
+static SOC_ENUM_DOUBLE_DECL(sun8i_codec_lineout_src_enum,
+ SUN8I_ADDA_MIC2G_CTRL,
+ SUN8I_ADDA_MIC2G_CTRL_LINEOUTLSRC,
+ SUN8I_ADDA_MIC2G_CTRL_LINEOUTRSRC,
+ sun8i_codec_lineout_src_enum_text);
+
+static const struct snd_kcontrol_new sun8i_codec_lineout_src[] = {
+ SOC_DAPM_ENUM("Line Out Source Playback Route",
+ sun8i_codec_lineout_src_enum),
+};
+
+static const struct snd_soc_dapm_widget sun8i_codec_lineout_widgets[] = {
+ SND_SOC_DAPM_MUX("Line Out Source Playback Route",
+ SND_SOC_NOPM, 0, 0, sun8i_codec_lineout_src),
+ /* It is unclear if this is a buffer or gate, model it as a supply */
+ SND_SOC_DAPM_SUPPLY("Line Out Enable", SUN8I_ADDA_PAEN_HP_CTRL,
+ SUN8I_ADDA_PAEN_HP_CTRL_LINEOUTEN, 0, NULL, 0),
+ SND_SOC_DAPM_OUTPUT("LINEOUT"),
+};
+
+static const struct snd_soc_dapm_route sun8i_codec_lineout_routes[] = {
+ { "Line Out Source Playback Route", "Stereo", "Left Mixer" },
+ { "Line Out Source Playback Route", "Stereo", "Right Mixer" },
+ { "Line Out Source Playback Route", "Mono Differential", "Left Mixer" },
+ { "Line Out Source Playback Route", "Mono Differential", "Right Mixer" },
+ { "LINEOUT", NULL, "Line Out Source Playback Route" },
+ { "LINEOUT", NULL, "Line Out Enable", },
+};
+
+static int sun8i_codec_add_lineout(struct snd_soc_component *cmpnt)
+{
+ struct snd_soc_dapm_context *dapm = snd_soc_component_get_dapm(cmpnt);
+ struct device *dev = cmpnt->dev;
+ int ret;
+
+ ret = snd_soc_add_component_controls(cmpnt,
+ sun8i_codec_lineout_controls,
+ ARRAY_SIZE(sun8i_codec_lineout_controls));
+ if (ret) {
+ dev_err(dev, "Failed to add Line Out controls: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dapm_new_controls(dapm, sun8i_codec_lineout_widgets,
+ ARRAY_SIZE(sun8i_codec_lineout_widgets));
+ if (ret) {
+ dev_err(dev, "Failed to add Line Out DAPM widgets: %d\n", ret);
+ return ret;
+ }
+
+ ret = snd_soc_dapm_add_routes(dapm, sun8i_codec_lineout_routes,
+ ARRAY_SIZE(sun8i_codec_lineout_routes));
+ if (ret) {
+ dev_err(dev, "Failed to add Line Out DAPM routes: %d\n", ret);
+ return ret;
+ }
+
+ return 0;
+}
+
+struct sun8i_codec_analog_quirks {
+ bool has_headphone;
+ bool has_hmic;
+ bool has_lineout;
+};
+
+static const struct sun8i_codec_analog_quirks sun8i_a23_quirks = {
+ .has_headphone = true,
+ .has_hmic = true,
+};
+
+static const struct sun8i_codec_analog_quirks sun8i_h3_quirks = {
+ .has_lineout = true,
+};
+
+static int sun8i_codec_analog_cmpnt_probe(struct snd_soc_component *cmpnt)
+{
+ struct device *dev = cmpnt->dev;
+ const struct sun8i_codec_analog_quirks *quirks;
+ int ret;
+
+ /*
+ * This would never return NULL unless someone directly registers a
+ * platform device matching this driver's name, without specifying a
+ * device tree node.
+ */
+ quirks = of_device_get_match_data(dev);
+
+ /* Add controls, widgets, and routes for individual features */
+
+ if (quirks->has_headphone) {
+ ret = sun8i_codec_add_headphone(cmpnt);
+ if (ret)
+ return ret;
+ }
+
+ if (quirks->has_hmic) {
+ sun8i_codec_add_hmic(cmpnt);
+ if (ret)
+ return ret;
+ }
+
+ if (quirks->has_lineout) {
+ ret = sun8i_codec_add_lineout(cmpnt);
+ if (ret)
+ return ret;
+ }
+
+ return 0;
+}
+
+static const struct snd_soc_component_driver sun8i_codec_analog_cmpnt_drv = {
+ .controls = sun8i_codec_common_controls,
+ .num_controls = ARRAY_SIZE(sun8i_codec_common_controls),
+ .dapm_widgets = sun8i_codec_common_widgets,
+ .num_dapm_widgets = ARRAY_SIZE(sun8i_codec_common_widgets),
+ .dapm_routes = sun8i_codec_common_routes,
+ .num_dapm_routes = ARRAY_SIZE(sun8i_codec_common_routes),
+ .probe = sun8i_codec_analog_cmpnt_probe,
+};
+
+static const struct of_device_id sun8i_codec_analog_of_match[] = {
+ {
+ .compatible = "allwinner,sun8i-a23-codec-analog",
+ .data = &sun8i_a23_quirks,
+ },
+ {
+ .compatible = "allwinner,sun8i-h3-codec-analog",
+ .data = &sun8i_h3_quirks,
+ },
+ {}
+};
+MODULE_DEVICE_TABLE(of, sun8i_codec_analog_of_match);
+
+static int sun8i_codec_analog_probe(struct platform_device *pdev)
+{
+ struct resource *res;
+ struct regmap *regmap;
+ void __iomem *base;
+
+ res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
+ base = devm_ioremap_resource(&pdev->dev, res);
+ if (IS_ERR(base)) {
+ dev_err(&pdev->dev, "Failed to map the registers\n");
+ return PTR_ERR(base);
+ }
+
+ regmap = devm_regmap_init(&pdev->dev, NULL, base, &adda_pr_regmap_cfg);
+ if (IS_ERR(regmap)) {
+ dev_err(&pdev->dev, "Failed to create regmap\n");
+ return PTR_ERR(regmap);
+ }
+
+ return devm_snd_soc_register_component(&pdev->dev,
+ &sun8i_codec_analog_cmpnt_drv,
+ NULL, 0);
+}
+
+static struct platform_driver sun8i_codec_analog_driver = {
+ .driver = {
+ .name = "sun8i-codec-analog",
+ .of_match_table = sun8i_codec_analog_of_match,
+ },
+ .probe = sun8i_codec_analog_probe,
+};
+module_platform_driver(sun8i_codec_analog_driver);
+
+MODULE_DESCRIPTION("Allwinner internal codec analog controls driver");
+MODULE_AUTHOR("Chen-Yu Tsai <wens@csie.org>");
+MODULE_LICENSE("GPL");
+MODULE_ALIAS("platform:sun8i-codec-analog");
projects / platform / kernel / linux-rpi.git / commitdiff